Added relationship for adminuser

Signed-off-by: snipe <snipe@snipe.net>

app/Models/Import.php

@@ -14,4 +14,16 @@ class Import extends Model
         'first_row' => 'array',
         'field_map' => 'json',
     ];
+
+    /**
+     * Establishes the license -> admin user relationship
+     *
+     * @author A. Gianotto <snipe@snipe.net>
+     * @since [v2.0]
+     * @return \Illuminate\Database\Eloquent\Relations\Relation
+     */
+    public function adminuser()
+    {
+        return $this->belongsTo(\App\Models\User::class, 'created_by');
+    }
 }